[plants] Haeckel (1866) - plants
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
     euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
       Spermatophyta Britton & Brown 1896 [Crane & Kenrick 1997], nom. cl. inval. - seed plants see Clade Spermatophyta Britton & Brown 1896 [Cantino, Doyle & Donoghue 2020]
         Class Magnoliopsida Brongn. (1843)
           "Eudicots" see Clade Eudicotyledoneae Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
             Order Buxales Takht. ex Reveal (1996)
               Family Buxaceae Dumort. (1822), nom. cons. - boxwood family
                 1 Genus Buxus L. (1753)
                 2 Genus Didymeles Thouars (1804)
                 3 Genus Pachysandra Michx. (1803)
                 4 Genus Sarcococca Lindl. (1826)
                 5 Genus Styloceras Kunth ex A.Juss. (1824)